a thing of a type that is larger than normal, in particular
大于正常尺寸之物,尤指:
a wine bottle of twice the standard size, normally 1((1/2)) litres
(比普通酒瓶大一倍的)大酒瓶(通常容量为1.5升)。
[often as modifier](trademark in the US)a gun designed to fire cartridges that are more powerful than its calibre would suggest
〈美国商标〉 大威力子弹枪械(指能发射杀伤力比其口径所示威力更大的枪械)。
"late 18th cent.: from Latin, neuter (used as a noun) of